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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-37cd56e6547sm12243771f8f.58.2024.10.01.09.39.30 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Oct 2024 09:39:31 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 21/54] hw/input: Remove pxa2xx_keypad Date: Tue, 1 Oct 2024 17:38:45 +0100 Message-Id: <20241001163918.1275441-22-peter.maydell@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241001163918.1275441-1-peter.maydell@linaro.org> References: <20241001163918.1275441-1-peter.maydell@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::334; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x334.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Remove the pxa2xx-specific pxa2xx_keypad device. Signed-off-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daudé Tested-by: Philippe Mathieu-Daudé Message-id: 20240903160751.4100218-18-peter.maydell@linaro.org --- include/hw/arm/pxa.h | 12 -- hw/input/pxa2xx_keypad.c | 331 --------------------------------------- hw/input/meson.build | 1 - 3 files changed, 344 deletions(-) delete mode 100644 hw/input/pxa2xx_keypad.c diff --git a/include/hw/arm/pxa.h b/include/hw/arm/pxa.h index cc4de0750af..40f9356b226 100644 --- a/include/hw/arm/pxa.h +++ b/include/hw/arm/pxa.h @@ -94,16 +94,4 @@ int pxa2xx_pcmcia_attach(void *opaque, PCMCIACardState *card); int pxa2xx_pcmcia_detach(void *opaque); void pxa2xx_pcmcia_set_irq_cb(void *opaque, qemu_irq irq, qemu_irq cd_irq); -/* pxa2xx_keypad.c */ -struct keymap { - int8_t column; - int8_t row; -}; -typedef struct PXA2xxKeyPadState PXA2xxKeyPadState; -PXA2xxKeyPadState *pxa27x_keypad_init(MemoryRegion *sysmem, - hwaddr base, - qemu_irq irq); -void pxa27x_register_keypad(PXA2xxKeyPadState *kp, - const struct keymap *map, int size); - #endif /* PXA_H */ diff --git a/hw/input/pxa2xx_keypad.c b/hw/input/pxa2xx_keypad.c deleted file mode 100644 index 3858648d9f6..00000000000 --- a/hw/input/pxa2xx_keypad.c +++ /dev/null @@ -1,331 +0,0 @@ -/* - * Intel PXA27X Keypad Controller emulation. - * - * Copyright (c) 2007 MontaVista Software, Inc - * Written by Armin Kuster - * or - * - * This code is licensed under the GPLv2. - * - * Contributions after 2012-01-13 are licensed under the terms of the - * GNU GPL, version 2 or (at your option) any later version. - */ - -#include "qemu/osdep.h" -#include "qemu/log.h" -#include "hw/irq.h" -#include "migration/vmstate.h" -#include "hw/arm/pxa.h" -#include "ui/console.h" - -/* - * Keypad - */ -#define KPC 0x00 /* Keypad Interface Control register */ -#define KPDK 0x08 /* Keypad Interface Direct Key register */ -#define KPREC 0x10 /* Keypad Interface Rotary Encoder register */ -#define KPMK 0x18 /* Keypad Interface Matrix Key register */ -#define KPAS 0x20 /* Keypad Interface Automatic Scan register */ -#define KPASMKP0 0x28 /* Keypad Interface Automatic Scan Multiple - Key Presser register 0 */ -#define KPASMKP1 0x30 /* Keypad Interface Automatic Scan Multiple - Key Presser register 1 */ -#define KPASMKP2 0x38 /* Keypad Interface Automatic Scan Multiple - Key Presser register 2 */ -#define KPASMKP3 0x40 /* Keypad Interface Automatic Scan Multiple - Key Presser register 3 */ -#define KPKDI 0x48 /* Keypad Interface Key Debounce Interval - register */ - -/* Keypad defines */ -#define KPC_AS (0x1 << 30) /* Automatic Scan bit */ -#define KPC_ASACT (0x1 << 29) /* Automatic Scan on Activity */ -#define KPC_MI (0x1 << 22) /* Matrix interrupt bit */ -#define KPC_IMKP (0x1 << 21) /* Ignore Multiple Key Press */ -#define KPC_MS7 (0x1 << 20) /* Matrix scan line 7 */ -#define KPC_MS6 (0x1 << 19) /* Matrix scan line 6 */ -#define KPC_MS5 (0x1 << 18) /* Matrix scan line 5 */ -#define KPC_MS4 (0x1 << 17) /* Matrix scan line 4 */ -#define KPC_MS3 (0x1 << 16) /* Matrix scan line 3 */ -#define KPC_MS2 (0x1 << 15) /* Matrix scan line 2 */ -#define KPC_MS1 (0x1 << 14) /* Matrix scan line 1 */ -#define KPC_MS0 (0x1 << 13) /* Matrix scan line 0 */ -#define KPC_ME (0x1 << 12) /* Matrix Keypad Enable */ -#define KPC_MIE (0x1 << 11) /* Matrix Interrupt Enable */ -#define KPC_DK_DEB_SEL (0x1 << 9) /* Direct Keypad Debounce Select */ -#define KPC_DI (0x1 << 5) /* Direct key interrupt bit */ -#define KPC_RE_ZERO_DEB (0x1 << 4) /* Rotary Encoder Zero Debounce */ -#define KPC_REE1 (0x1 << 3) /* Rotary Encoder1 Enable */ -#define KPC_REE0 (0x1 << 2) /* Rotary Encoder0 Enable */ -#define KPC_DE (0x1 << 1) /* Direct Keypad Enable */ -#define KPC_DIE (0x1 << 0) /* Direct Keypad interrupt Enable */ - -#define KPDK_DKP (0x1 << 31) -#define KPDK_DK7 (0x1 << 7) -#define KPDK_DK6 (0x1 << 6) -#define KPDK_DK5 (0x1 << 5) -#define KPDK_DK4 (0x1 << 4) -#define KPDK_DK3 (0x1 << 3) -#define KPDK_DK2 (0x1 << 2) -#define KPDK_DK1 (0x1 << 1) -#define KPDK_DK0 (0x1 << 0) - -#define KPREC_OF1 (0x1 << 31) -#define KPREC_UF1 (0x1 << 30) -#define KPREC_OF0 (0x1 << 15) -#define KPREC_UF0 (0x1 << 14) - -#define KPMK_MKP (0x1 << 31) -#define KPAS_SO (0x1 << 31) -#define KPASMKPx_SO (0x1 << 31) - - -#define KPASMKPx_MKC(row, col) (1 << (row + 16 * (col % 2))) - -#define PXAKBD_MAXROW 8 -#define PXAKBD_MAXCOL 8 - -struct PXA2xxKeyPadState { - MemoryRegion iomem; - qemu_irq irq; - const struct keymap *map; - int pressed_cnt; - int alt_code; - - uint32_t kpc; - uint32_t kpdk; - uint32_t kprec; - uint32_t kpmk; - uint32_t kpas; - uint32_t kpasmkp[4]; - uint32_t kpkdi; -}; - -static void pxa27x_keypad_find_pressed_key(PXA2xxKeyPadState *kp, int *row, int *col) -{ - int i; - for (i = 0; i < 4; i++) - { - *col = i * 2; - for (*row = 0; *row < 8; (*row)++) { - if (kp->kpasmkp[i] & (1 << *row)) - return; - } - *col = i * 2 + 1; - for (*row = 0; *row < 8; (*row)++) { - if (kp->kpasmkp[i] & (1 << (*row + 16))) - return; - } - } -} - -static void pxa27x_keyboard_event (PXA2xxKeyPadState *kp, int keycode) -{ - int row, col, rel, assert_irq = 0; - uint32_t val; - - if (keycode == 0xe0) { - kp->alt_code = 1; - return; - } - - if(!(kp->kpc & KPC_ME)) /* skip if not enabled */ - return; - - rel = (keycode & 0x80) ? 1 : 0; /* key release from qemu */ - keycode &= ~0x80; /* strip qemu key release bit */ - if (kp->alt_code) { - keycode |= 0x80; - kp->alt_code = 0; - } - - row = kp->map[keycode].row; - col = kp->map[keycode].column; - if (row == -1 || col == -1) { - return; - } - - val = KPASMKPx_MKC(row, col); - if (rel) { - if (kp->kpasmkp[col / 2] & val) { - kp->kpasmkp[col / 2] &= ~val; - kp->pressed_cnt--; - assert_irq = 1; - } - } else { - if (!(kp->kpasmkp[col / 2] & val)) { - kp->kpasmkp[col / 2] |= val; - kp->pressed_cnt++; - assert_irq = 1; - } - } - kp->kpas = ((kp->pressed_cnt & 0x1f) << 26) | (0xf << 4) | 0xf; - if (kp->pressed_cnt == 1) { - kp->kpas &= ~((0xf << 4) | 0xf); - if (rel) { - pxa27x_keypad_find_pressed_key(kp, &row, &col); - } - kp->kpas |= ((row & 0xf) << 4) | (col & 0xf); - } - - if (!(kp->kpc & (KPC_AS | KPC_ASACT))) - assert_irq = 0; - - if (assert_irq && (kp->kpc & KPC_MIE)) { - kp->kpc |= KPC_MI; - qemu_irq_raise(kp->irq); - } -} - -static uint64_t pxa2xx_keypad_read(void *opaque, hwaddr offset, - unsigned size) -{ - PXA2xxKeyPadState *s = (PXA2xxKeyPadState *) opaque; - uint32_t tmp; - - switch (offset) { - case KPC: - tmp = s->kpc; - if(tmp & KPC_MI) - s->kpc &= ~(KPC_MI); - if(tmp & KPC_DI) - s->kpc &= ~(KPC_DI); - qemu_irq_lower(s->irq); - return tmp; - case KPDK: - return s->kpdk; - case KPREC: - tmp = s->kprec; - if(tmp & KPREC_OF1) - s->kprec &= ~(KPREC_OF1); - if(tmp & KPREC_UF1) - s->kprec &= ~(KPREC_UF1); - if(tmp & KPREC_OF0) - s->kprec &= ~(KPREC_OF0); - if(tmp & KPREC_UF0) - s->kprec &= ~(KPREC_UF0); - return tmp; - case KPMK: - tmp = s->kpmk; - if(tmp & KPMK_MKP) - s->kpmk &= ~(KPMK_MKP); - return tmp; - case KPAS: - return s->kpas; - case KPASMKP0: - return s->kpasmkp[0]; - case KPASMKP1: - return s->kpasmkp[1]; - case KPASMKP2: - return s->kpasmkp[2]; - case KPASMKP3: - return s->kpasmkp[3]; - case KPKDI: - return s->kpkdi; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "%s: Bad read offset 0x%"HWADDR_PRIx"\n", - __func__, offset); - } - - return 0; -} - -static void pxa2xx_keypad_write(void *opaque, hwaddr offset, - uint64_t value, unsigned size) -{ - PXA2xxKeyPadState *s = (PXA2xxKeyPadState *) opaque; - - switch (offset) { - case KPC: - s->kpc = value; - if (s->kpc & KPC_AS) { - s->kpc &= ~(KPC_AS); - } - break; - case KPDK: - s->kpdk = value; - break; - case KPREC: - s->kprec = value; - break; - case KPMK: - s->kpmk = value; - break; - case KPAS: - s->kpas = value; - break; - case KPASMKP0: - s->kpasmkp[0] = value; - break; - case KPASMKP1: - s->kpasmkp[1] = value; - break; - case KPASMKP2: - s->kpasmkp[2] = value; - break; - case KPASMKP3: - s->kpasmkp[3] = value; - break; - case KPKDI: - s->kpkdi = value; - break; - - default: - qemu_log_mask(LOG_GUEST_ERROR, - "%s: Bad write offset 0x%"HWADDR_PRIx"\n", - __func__, offset); - } -} - -static const MemoryRegionOps pxa2xx_keypad_ops = { - .read = pxa2xx_keypad_read, - .write = pxa2xx_keypad_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static const VMStateDescription vmstate_pxa2xx_keypad = { - .name = "pxa2xx_keypad", - .version_id = 0, - .minimum_version_id = 0, - .fields = (const VMStateField[]) { - VMSTATE_UINT32(kpc, PXA2xxKeyPadState), - VMSTATE_UINT32(kpdk, PXA2xxKeyPadState), - VMSTATE_UINT32(kprec, PXA2xxKeyPadState), - VMSTATE_UINT32(kpmk, PXA2xxKeyPadState), - VMSTATE_UINT32(kpas, PXA2xxKeyPadState), - VMSTATE_UINT32_ARRAY(kpasmkp, PXA2xxKeyPadState, 4), - VMSTATE_UINT32(kpkdi, PXA2xxKeyPadState), - VMSTATE_END_OF_LIST() - } -}; - -PXA2xxKeyPadState *pxa27x_keypad_init(MemoryRegion *sysmem, - hwaddr base, - qemu_irq irq) -{ - PXA2xxKeyPadState *s; - - s = g_new0(PXA2xxKeyPadState, 1); - s->irq = irq; - - memory_region_init_io(&s->iomem, NULL, &pxa2xx_keypad_ops, s, - "pxa2xx-keypad", 0x00100000); - memory_region_add_subregion(sysmem, base, &s->iomem); - - vmstate_register(NULL, 0, &vmstate_pxa2xx_keypad, s); - - return s; -} - -void pxa27x_register_keypad(PXA2xxKeyPadState *kp, - const struct keymap *map, int size) -{ - if(!map || size < 0x80) { - fprintf(stderr, "%s - No PXA keypad map defined\n", __func__); - exit(-1); - } - - kp->map = map; - qemu_add_kbd_event_handler((QEMUPutKBDEvent *) pxa27x_keyboard_event, kp); -} diff --git a/hw/input/meson.build b/hw/input/meson.build index 07a28c2c01c..fe60b6e28fc 100644 --- a/hw/input/meson.build +++ b/hw/input/meson.build @@ -11,6 +11,5 @@ system_ss.add(when: 'CONFIG_VIRTIO_INPUT', if_true: files('virtio-input.c')) system_ss.add(when: 'CONFIG_VIRTIO_INPUT', if_true: files('virtio-input-hid.c')) system_ss.add(when: 'CONFIG_VIRTIO_INPUT_HOST', if_true: files('virtio-input-host.c')) -system_ss.add(when: 'CONFIG_PXA2XX', if_true: files('pxa2xx_keypad.c')) system_ss.add(when: 'CONFIG_TSC210X', if_true: files('tsc210x.c')) system_ss.add(when: 'CONFIG_LASIPS2', if_true: files('lasips2.c'))